<div class="modal-header">
    <button type="button" class="close" data-dismiss="modal" aria-label="Close" ng-click="close()">
        <span aria-hidden="true">×</span></button>
    <h4 class="modal-title">{{widget.name}}</h4>
</div>
<div>
    <div class="modal-body" id="modal_chart" ng-init="render1()" >
    </div>
    <div class="overlay" ng-show="widget.modalLoading">
        <i class="fa fa-refresh fa-spin"></i>
    </div>
</div>